Editorial Introduction

A major role of information technologies is to enhance services. In this issue, two papers related to service-oriented computation are published. The first paper by Lin, et al. uses the simulation approach to examine the capitation payment for healthcare services. The soaring cost of healthcare services is a problem for many countries and any change of the payment policy may have a profound effect on the system. The paper shows how simulation can be used to examine potential outcomes of a new payment capitation scheme